Abstract:Background Phenylketonuria (PKU) is a genetic metabolic disease with a relatively higher incidence, but only a few studies about the prenatal diagnosis of PKU have been reported so far in China. The aim of this study was to characterize the spectrum of mutations in PAH gene in PKU probands and the prenatal diagnosis of PKU in north China.Methods A total of 157 families in which PKU patients had been diagnosed were included in the study. The 13 exons and their flanking sequences of PAH gene were amplified by PC… Show more
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